Nvidia 780I SLI manual IDE Function Setup, Primary Master/Slave PIO, Primary Master/Slave Udma

Configuring the BIOS

IDE Function Setup

Press Enter to display the IDE Function Setup menu.

OnChip IDE Channel0 Primary Master PIO Primary Slave PIO Primary Master UDMA Primary Slave UDMA IDE DMA transfer access Serial-ATA Controller IDE Prefetch Mode

qOnChip IDE Channel0 Use this function to enable or disable the onchip IDE Channel0. When disabled, the Primary Master/Slave functions are changed to Auto and cannot be changed.

[Enabled]

[Auto]

[Auto]

[Auto]

[Auto]

[Enabled] [All Enabled] [Enabled]

	OnChip IDE Channel0		[Disabled]
x	Primary Master	PIO	Auto
x	Primary Slave	PIO	Auto
x	Primary Master	UDMA	Auto
x	Primary Slave	UDMA	Auto
	IDE DMA transfer access		[Enabled]
	Serial-ATA Controller		[All Enabled]
	IDE Prefetch Mode		[Enabled]

qPrimary Master/Slave PIO

When OnChip IDE Channel0 is set to [Enabled], you can select a mode for the primary Master and Slave PIO. Select from Auto, or Mode 1 through Mode 4.

qPrimary Master/Slave UDMA

When OnChip IDE Channel0 is set to [Enabled], you can disable the primary Master and Slave UDMA or set it to [Auto].

qIDE DMA transfer access

Use this function to enable or disable IDE DMA transfer access.

qSerial-ATA Controller

This function allows you to enable specific SATA controllers, enable all controllers, or disable all controllers. The options available are [SATA-0],

[SATA-0+1],[Enable All], and [Disabled].

qIDE Prefetch Mode

Use this function to enable or disable the IDE Prefetch mode.

NVIDIA Corporation

October 17, 2007 DU-03597-001_v01

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